Mark Cerny has worked on the following games: Marble Madness for Atari, Major Havoc for Atari, Shanghai for Sega Master System, Kid Chameleon for Sega Genesis, Sonic 2 for Sega Genesis, Disruptor for PSX, Crash Bandicoot for PSX, Crash Bandicoot 2: Cortex Strikes Back for PSX, Crash Bandicoot Warped for PSX, Crash Bash for PSX, Spyro the Dragon for PSX, and Spyro 2: Ripto's Rage for PSX.